5a^2-7a^2+2a^2=

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Solution for 5a^2-7a^2+2a^2= equation: 


Simplifying
5a2 + -7a2 + 2a2 = 0

Combine like terms: 5a2 + -7a2 = -2a2
-2a2 + 2a2 = 0

Combine like terms: -2a2 + 2a2 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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